Nakomelingen van
 
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(1005-18/11/1061) |
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(~1010-~1060) |
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| Gauthier de Breteuil (1038-1089) | 
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Clémence de Clermont-en-Beauvaisis (1047-1099) |
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| Wallerand Ier de Breteuil (~1040-25/02/1084) |
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Alix de Creil (~1045-~1100) |
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| Bron 1 yorffug | |
| Bron 2 pygaveau |
